Question

[(1/2)-¹+(2/3)²-(3/4)⁰]-²​

Answer 1

Answer:

81/169

Step-by-step explanation:

[(1/2])-1 + (2/3)-2 -(3/4)°]-2

[(2) + (4/9) - (1) ]^-2

LCM=

[18+4-9/9]^-2

[13/9]^-2

[9/13]^2

81/169

Step-by-step explanation:

Answer 2

Answer:

81/169

Step-by-step explanation:

[(1/2)‐¹ + (2/3)² -(3/4) ⁰]‐²

[(2) + (4/9) - (1) ]^-2

LCM=

[18+4-9/9]^-2

[13/9]^-2

[9/13]^2

81/169

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